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1,214 blockchain api jobs found, pricing in USD
Web development 6 days left
VERIFIED

I need a new website. I need you to design and build ...for crytpocurrency. Below are the salient features which I need 1. I need to create an social Networking website using blockchsin just like steemit have. 2. You will use blockchain of HTML coin. Only crypocurrency Experts are welcome Please mention your experience first and some your work demos

$188 (Avg Bid)
$188 Avg Bid
21 bids

Need someone to provision blockchain nodes on my EC2 instances. [url removed, login to view]

$22 (Avg Bid)
$22 Avg Bid
2 bids

I would like to create Blockchain P2P hosting website based on ethereum or some other blocks. I do have examples. Please send me your offers. Ps. I would want to see your Fb or Linkedin account also. Thanks, my dear programmers!

$8518 (Avg Bid)
$8518 Avg Bid
53 bids

...[url removed, login to view] this script include : 1. validating sponsor wallet address (check on database) 2. validating transactions id on blockchain (using api) 3. generate uniq user code for registration & login 4. new member must transfer coin to 5 people above him/her 5. after all step is validated, then the final page

$17 (Avg Bid)
$17 Avg Bid
8 bids

...Estate Blockchain Platform, and we are ready to go to ICO. We need an English speaking community manager to promote our project and to communicate with people, answer questions on bitcointalk, in social media, reddit and so on. And we need a Russian person for the same job. You should be familiar with the field of cryptocurrencies, blockchain.

$129 (Avg Bid)
$129 Avg Bid
6 bids

We are looking for the website translator, please find the attachment if you are interested. The content would be related to Fintech Technology, Blockchain, Bitcoin, Cryto digital currency. Please send us the fee structure & deliverable timing. Of course, Content needs to be in Thai. Thanks. [url removed, login to view]

$415 (Avg Bid)
$415 Avg Bid
13 bids

HI! We are a blockchain Real Estate Company, We need community managers and copywriting to the Chinese market. Only Native Chinese speaker. 我们是一个blockchain房地产公司, 我们需要社区经理和文案。

$65 (Avg Bid)
$65 Avg Bid
9 bids

I'm looking for a Blockchain developer / co-founder to support me with my startup (about 2 weeks full time). Details will be shared after you contacted me, you can then still adjust your bid. Looking forward to hearing from you. Thank you

$47 / hr (Avg Bid)
$47 / hr Avg Bid
11 bids
Mobile development 5 days left
VERIFIED

Sito Web Reattivo (Mobile e Desktop) Ho bisogno che venga progettata e realizzata Buongiorno, Vorrei realizzare un blockchain Explorer da inserire in un sito esistene per una criptomoneta.

$207 (Avg Bid)
$207 Avg Bid
18 bids

...need this background knowledge for a new project in the Crypto-Currency Space. You should have a team that is very well versed with Crypto Currencies, Smart Contracts and Blockchain Development. You HAVE to have: - experience with large scale security related projects - banking software ideally - at least 1 Person who can be the CTO and who has a PHD

$746 (Avg Bid)
$746 Avg Bid
21 bids

I need a payment page and escrow feature for my p2p bitcoin, ethereum cryptocurrency seller buyer marketpalce. Buyer to send bitcoin to seller but to be released when both users are happy with product.

$1410 (Avg Bid)
$1410 Avg Bid
35 bids

I am searching for someone who: *) can submit my articles over forums/blogs that accept free PressReleases like https://cryptocurrency...who: *) can submit my articles over forums/blogs that accept free PressReleases like [url removed, login to view] Medium should be cryptocurrency and blockchain This needs to be done daily.

$4 / hr (Avg Bid)
$4 / hr Avg Bid
17 bids

We want to build a mobile app that uses Blockchain technology to create a digital identity and a digital wallet on top of the Euthereum blockchain platform. The app should include a user profile creator as a donor or as a recipient, identify and authenticate themselves using multiple authentication methods with social links and biometrics and finally

$1343 (Avg Bid)
$1343 Avg Bid
82 bids
Cryptocurrency Lottery 4 days left
VERIFIED

...Customers must be able to login and see what they have paid and how many tickets they hold for the lottery. - The prize pool needs to update in realtime in accordance to the blockchain contributions. - When numbers are being drawn - this should be interactive and fun - presented like a real lottery draw that you would normally experience. - The winner

$821 (Avg Bid)
$821 Avg Bid
31 bids

Looking for someone with Truffle, Etherum and Solidity experience

$5746 (Avg Bid)
$5746 Avg Bid
4 bids

We are in the process of launching Bitcoin/Altcoin wallets, Buy/Sell, Merchant services and Bitcoin ATM facilities in Pakistan. You should be based in Pakistan and should have relevant experience. We are looking to hire project managers and developers locally.

$10011 (Avg Bid)
$10011 Avg Bid
6 bids

...interfejsów, - Znajomość mechaniki działania REST API. Większość projektu jest już ukończona jednak pozostaje jeszcze sporo do zrobienia. Wiele z ekranów trzeba zaprojektować i przebudować tak żeby były bardziej user friendly. Aplikacja komunikuje się z REST API. Sam projekt opiera się o technologie Blockchain. Osoba na stanowisku frontendowca nie musi

$17 / hr (Avg Bid)
$17 / hr Avg Bid
4 bids
Need blockchain developers 2 days left
VERIFIED

We are looking to launch and ICO with an strategic solution and concept. We are looking a team to partner with us from the inception till support and maintenance.

$18 / hr (Avg Bid)
$18 / hr Avg Bid
7 bids

Blockchain , etherium cryptocurncy For points system for VR/AR apps , I would like this software to be developed for Linux using C or C++.

$1042 (Avg Bid)
$1042 Avg Bid
14 bids

ONLY APPLY IF YOU CAN USE CRYPTOCURRENCY API OF COINBASE One Page Website required with following functions: ~ Main Banner (with animated) and Static Text ~ Business Explaination Text ~ User Registration (Using SMS API) ~ Integration of Blockchain/Coinbase API (of Bitcoin) ~ Account Creation once Payment is Success. ~ User Panel (Temporary

$163 (Avg Bid)
$163 Avg Bid
27 bids